[Moip] How to fix the «Token or Key are invalids» failure?

My account is: dfediuk@gmail.com

My sandbox credentials (Chave de autenticação):
Token: IOLDEFCEV321YAIUKGJSO
Chave: MTGQWHQ
RED59MZ9TU
See it on the screenshot «my-sandbox-key-and-token.png»

The HTTP Basic Authentication header is:
Basic SU9MREVGQ0VWMzIxTVdWQ0NFSkVYTUhZ********************IRklQWEZRTjlXUkVENTlNWjlUVQ==
See it on the screenshot «request-headers.png»
Request URL: https://sandbox.moip.com.br/v2/customers/
Request data:
{“ownId”:“CUS-58f8ca2203df0”,“birthDate”:“1982-07-08”,“fullname”:“Dmitry Fedyuk”,“email”:“admin@mage2.pro”,“taxDocument”:{“type”:“CPF”,“number”:“22222222222”},“phone”:{“countryCode”:55,“areaCode”:11,“number”:66778899},“shippingAddress”:{“street”:“Avenida Faria Lima”,“streetNumber”:“2927”,“complement”:“8”,“district”:“Itaim”,“city”:“Sao Paulo”,“state”:“SP”,“country”:“BRA”,“zipCode”:“01234000”}}

Response body: { “ERROR” : “Token or Key are invalids” }
Response status: HTTP/1.1 401 Unauthorized

I have got an answer:

Test again that it will now work.
I fixed something in your account.